Mobile Electronics› Vehicle Audio and Components

JBL Stadium

Stadium 122SSI 12-Inch Dual Voice Coil Subwoofer

$299.95

SKU: JBLSUBSD122SSIAM

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
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Easy — 1–2 hours

Overview

The JBL Stadium 122SSI is a 12-inch component subwoofer designed for high-performance audio systems. It features an exclusive SSI™ (Selectable Smart Impedance) switch, allowing you to choose between 2 or 4 ohms for flexible system configurations. The subwoofer also incorporates an aero-cooled voice coil and oversized voice coils to enhance power handling and long-term reliability.
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The JBL Stadium 122SSI is a 12-inch car subwoofer engineered to deliver uncompromising sound quality. This high-performance audio component boasts a robust construction capable of handling 500 watts RMS and a peak power of 1500 watts, ensuring deep and impactful bass. Featuring a single voice coil design, the Stadium 122SSI offers flexible installation options with its switchable 2 or 4-ohm impedance, allowing it to be paired with a wide range of amplifiers. Its 12-inch size is optimized for producing powerful low frequencies that enhance any car audio system. Included with the subwoofer are essential components for installation, such as an owner's manual and a screw bag. The subwoofer itself is designed as a high-performance car audio component, ready to be integrated into custom or upgraded sound systems.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandJBL Stadium
Part NumberJBLSUBSD122SSIAM
CategoryMobile Electronics
5,000+ Trusted brands
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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